| Name | Status | Population census 1991-10-20 | Population census 2001-10-21 | Population census 2011-10-09 | |
|---|---|---|---|---|---|
| Cagliari | Province | 535,763 | 543,310 | 550,580 | o |
| Sardegna [Sardinia] | Autonomous Region | 1,648,248 | 1,631,880 | 1,639,362 |
| Name | Status | Population census 1991-10-20 | Population census 2001-10-21 | Population census 2011-10-09 | |
|---|---|---|---|---|---|
| Armungia | Commune | 668 | 584 | 489 | o |
| Assemini | Commune | 20,491 | 23,973 | 26,620 | o |
| Ballao | Commune | 1,086 | 971 | 877 | o |
| Barrali | Commune | 1,025 | 1,076 | 1,139 | o |
| Burcei | Commune | 3,002 | 2,978 | 2,896 | o |
| Cagliari | Commune | 183,659 | 164,249 | 149,883 | o |
| Capoterra | Commune | 16,428 | 21,391 | 23,255 | o |
| Castiadas | Commune | 1,226 | 1,310 | 1,507 | o |
| Decimomannu | Commune | 6,332 | 6,836 | 7,831 | o |
| Decimoputzu | Commune | 4,113 | 4,025 | 4,315 | o |
| Dolianova | Commune | 7,877 | 7,979 | 9,404 | o |
| Domus de Maria | Commune | 1,444 | 1,545 | 1,675 | o |
| Donori | Commune | 2,045 | 2,138 | 2,119 | o |
| Elmas | Commune | 7,348 | 7,930 | 8,949 | o |
| Escalaplano | Commune | 2,742 | 2,532 | 2,268 | o |
| Escolca | Commune | 759 | 692 | 624 | o |
| Esterzili | Commune | 950 | 844 | 721 | o |
| Gergei | Commune | 1,587 | 1,457 | 1,298 | o |
| Gesico | Commune | 1,020 | 988 | 886 | o |
| Goni | Commune | 591 | 556 | 504 | o |
| Guamaggiore | Commune | 1,112 | 1,082 | 1,050 | o |
| Guasila | Commune | 3,063 | 2,968 | 2,775 | o |
| Isili | Commune | 3,241 | 3,080 | 2,842 | o |
| Mandas | Commune | 2,648 | 2,464 | 2,238 | o |
| Maracalagonis | Commune | 5,982 | 6,731 | 7,523 | o |
| Monastir | Commune | 4,539 | 4,496 | 4,505 | o |
| Monserrato | Commune | 20,578 | 20,829 | 20,449 | o |
| Muravera | Commune | 4,348 | 4,650 | 5,162 | o |
| Nuragus | Commune | 1,069 | 1,025 | 942 | o |
| Nurallao | Commune | 1,448 | 1,431 | 1,357 | o |
| Nuraminis | Commune | 3,124 | 2,822 | 2,606 | o |
| Nurri | Commune | 2,715 | 2,431 | 2,233 | o |
| Orroli | Commune | 3,084 | 2,752 | 2,397 | o |
| Ortacesus | Commune | 921 | 1,009 | 933 | o |
| Pimentel | Commune | 1,249 | 1,238 | 1,193 | o |
| Pula | Commune | 5,857 | 6,535 | 7,141 | o |
| Quartucciu | Commune | 9,599 | 10,766 | 12,825 | o |
| Quartu Sant'Elena | Commune | 61,636 | 68,040 | 69,296 | o |
| Sadali | Commune | 1,206 | 1,054 | 918 | o |
| Samatzai | Commune | 1,708 | 1,746 | 1,720 | o |
| San Basilio | Commune | 1,459 | 1,414 | 1,281 | o |
| San Nicolò Gerrei | Commune | 1,041 | 977 | 846 | o |
| San Sperate | Commune | 6,468 | 6,821 | 7,972 | o |
| Sant'Andrea Frius | Commune | 1,854 | 1,892 | 1,834 | o |
| San Vito | Commune | 4,009 | 3,895 | 3,822 | o |
| Sarroch | Commune | 5,379 | 5,243 | 5,198 | o |
| Selargius | Commune | 23,237 | 27,440 | 28,684 | o |
| Selegas | Commune | 1,506 | 1,523 | 1,433 | o |
| Senorbì | Commune | 4,228 | 4,419 | 4,781 | o |
| Serdiana | Commune | 2,160 | 2,279 | 2,620 | o |
| Serri | Commune | 816 | 760 | 676 | o |
| Sestu | Commune | 12,182 | 15,233 | 19,893 | o |
| Settimo San Pietro | Commune | 5,524 | 5,949 | 6,532 | o |
| Seulo | Commune | 1,076 | 1,023 | 897 | o |
| Siliqua | Commune | 4,430 | 4,150 | 3,997 | o |
| Silius | Commune | 1,383 | 1,385 | 1,271 | o |
| Sinnai | Commune | 13,086 | 15,235 | 16,730 | o |
| Siurgus Donigala | Commune | 2,202 | 2,189 | 2,080 | o |
| Soleminis | Commune | 1,338 | 1,587 | 1,858 | o |
| Suelli | Commune | 1,198 | 1,171 | 1,135 | o |
| Teulada | Commune | 4,702 | 3,988 | 3,773 | o |
| Ussana | Commune | 3,610 | 3,763 | 4,285 | o |
| Uta | Commune | 6,317 | 6,692 | 7,859 | o |
| Vallermosa | Commune | 2,092 | 2,010 | 1,944 | o |
| Villanova Tulo | Commune | 1,140 | 1,208 | 1,158 | o |
| Villaputzu | Commune | 5,048 | 4,831 | 4,836 | o |
| Villasalto | Commune | 1,539 | 1,353 | 1,127 | o |
| Villa San Pietro | Commune | 1,574 | 1,778 | 2,009 | o |
| Villasimius | Commune | 2,598 | 2,887 | 3,420 | o |
| Villasor | Commune | 7,294 | 7,065 | 6,857 | o |
| Villaspeciosa | Commune | 1,753 | 1,947 | 2,407 | o |
Source: Istituto Nazionale di Statistica Italia (web).
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